function flashChecker(){
	var hasFlash=0;// 是否安装了flash
	var flashVersion=0;// flash版本

	if(document.all){
		var swf = new ActiveXObject('ShockwaveFlash.ShockwaveFlash'); 
		if(swf) {
			hasFlash=1;
			VSwf=swf.GetVariable("$version");
			flashVersion=parseInt(VSwf.split(" ")[1].split(",")[0]); 
		}
	}else{
		if (navigator.plugins && navigator.plugins.length > 0){

			var swf=navigator.plugins["Shockwave Flash"];
			if (swf) {
				hasFlash=1;
				var words = swf.description.split(" ");
				for (var i = 0; i < words.length; ++i){
					if (isNaN(parseInt(words[i]))) continue;
					flashVersion = parseInt(words[i]);
				}
			}
		}
	}
	//var fls=flashChecker();
	//var s="";
	//if(fls.f) document.write("您安装了flash,当前flash版本为: "+fls.v+".x");
	//else document.write("您没有安装flash"); 
	
	return {f:hasFlash,v:flashVersion};
}

